2012832780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{684637}}^1$

素因数の和:684663

約数の個数: 72

約数和(自身を含む): 6556093488

約数和(自身を除く): 4543260708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 684637, 1369274, 2053911, 2738548, 3423185, 4107822, 4792459, 6846370, 8215644, 9584918, 10269555, 13692740, 14377377, 19169836, 20539110, 23962295, 28754754, 33547213, 41078220, 47924590, 57509508, 67094426, 71886885, 95849180, 100641639, 134188852, 143773770, 167736065, 201283278, 287547540, 335472130, 402566556, 503208195, 670944260, 1006416390, 2012832780]

約数ペア:

[(1, 2012832780), (2, 1006416390), (3, 670944260), (4, 503208195), (5, 402566556), (6, 335472130), (7, 287547540), (10, 201283278), (12, 167736065), (14, 143773770), (15, 134188852), (20, 100641639), (21, 95849180), (28, 71886885), (30, 67094426), (35, 57509508), (42, 47924590), (49, 41078220), (60, 33547213), (70, 28754754), (84, 23962295), (98, 20539110), (105, 19169836), (140, 14377377), (147, 13692740), (196, 10269555), (210, 9584918), (245, 8215644), (294, 6846370), (420, 4792459), (490, 4107822), (588, 3423185), (735, 2738548), (980, 2053911), (1470, 1369274), (2940, 684637)]